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Toshiba Satellite A350 Maintenance Manual - Page 248

C.31 JEXMIC, C.32 J1394, Table C-31 EXMIC connector pin assignments 5P-pin

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163 NC 165 1.8VS 167 1.8VS 169 1.8VS 171 1.8VS 173 1.8VS 175 1.8VS 177 1.8VS 179 1.8VS 181 1.8VS 183 1.8VS 185 1.8VS 187 1.8VS 189 1.8VS 191 1.8VS 193 1.8VS 195 1.8VS 197 1.8VS 199 1.8VS 164 EC_SMB_DA2 166 VGA_ENBKL 168 +5VALW 170 NC 172 +3VS 174 +3VS 176 NC 178 +1.8VS 180 +1.8VS 182 +1.8VS 184 +1.8VS 186 +1.8VS 188 NC 190 B+ 192 B+ 194 B+ 196 B+ 198 B+ 200 B+ C.31 JEXMIC Table C-31 EXMIC connector pin assignments (5P-pin) Pin No. 1 3 5 Signal name GND MIC1_R GND I/O Pin No. Signal Name I/O 2 MIC1_L 4 MIC_SENSE C.32 J1394 Table C-32 1394 connector pin assignments (8P-pin) Pin No. 1 3 Signal name TPBTPA- I/O Pin No. Signal Name I/O 2 TPB+ 4 TPA+ C-20 [CONFIDENTIAL] Los Angeles 10/10G Maintenance Manual

Section	Page
Satellite A350 Maintenance Manual	1
SAFETY PRECAUTIONS	3
Conventions	4
Acronyms	4
Keys	4
Key operation	4
User input	5
The display	5
Chapter 1 Hardware Overview	6
Chapter 2 Troubleshooting Procedures	6
Chapter 3 Tests and Diagnostics	7
Chapter 4 Replacement Procedures	8
Appendices	13
Chapter 1	14
1.1 Features	18
1.2 2.5-inch HDD	28
1.3 DVD Super Multi (+-R Double Layer)	30
1.4 Power Supply	31
1.5 Batteries	33
1.5.1 Main Battery	33
1.5.2 Battery Charging Control	33
1.5.3 RTC Battery	34
Chapter 2	35
Chapter 2 Contents	37
2.1 Troubleshooting Introduction	39
2.2 Troubleshooting Flowchart	40
2.3 Power Supply Troubleshooting	45
2.4 Display Troubleshooting	50
2.5 Keyboard Troubleshooting	53
2.6 External USB Devices Troubleshooting	55
2.7 Touch Pad Troubleshooting	57
2.8 UWB Troubleshooting	59
2.9 Speaker Troubleshooting	62
2.10 Optical drive troubleshooting	64
2.11 Modem Troubleshooting	67
2.12 Express card Troubleshooting	69
2.13 IEEE 1394 Troubleshooting	71
2.14 Wireless LAN Troubleshooting	74
2.15 Camera Troubleshooting	76
2.16 Bluetooth Troubleshooting	78
2.18 HDD Troubleshooting	82
2.19 CRT Troubleshooting	84
2.20 HDMI Troubleshooting	86
2.24 FM tuner Failure Troubleshooting	95
2.25 E-SATA Troubleshooting	98
2.26 Felica Troubleshooting	100
2.27 Sensor Button Troubleshooting	102
2.28 LED troubleshooting	104
2.29 Thermal Module troubleshooting	105
2.30 TV-out troubleshooting	107
2.31 LAN troubleshooting	109
Chapter 3	111
Contents	112
3.1 The Diagnostic Test	114
3.2 Executing the Diagnostic Test	115
3.3 Display Configuration	119
3.4 Beep sound Test	120
3.5 Fan ON/OFF Test	121
3.6 Main Battery Charge Test	122
3. 7 FDD Test	123
3. 9 Keyboard Test	125
3.10 Mouse (Pad) Test	127
3.11 LCD Pixels Mode Test	128
3.12 Magnetic Switch Test	129
3.13 LAN Test	131
3.14 RTC Test	134
3.15 Read 1394 GUID	135
3.16 Speaker EQ(Equalizer Quality factor) Type Check&Re-Write	136
3.17 Sensor Button Test	136
3.19 1st HDD Test	139
3.20 2nd HDD Test	142
3.21 Read DMI	145
3.22 Write DMI	146
3.23 Front Edge Logo	149
Chapter 4	151
4.1 General	157
4.2 Battery	164
4.3 HDD	166
4.4 Memory	170
4.5 WLAN Card	173
4.6 Modem Card / FM Tuner	174
4.7 ODD	176
4.8 Keyboard Cover and Keyboard	179
4.9 Logic Upper Assembly	182
4.10 Power Board	185
4.11 Speakers	186
4.12 Touch Pad Bracket, LED board and Finger Printer Board	188
4.13 Thermal Fan	191
4.14 Motherboard	192
4.15 UWB Module	194
4.16 Robson Module	195
4.17 VGA Board and VGA Thermal Module (Optional)	196
4.18 CPU and Thermal Module	199
4.19 Display Assembly	204
4.20 LCD Bezel Assembly	206
4.21 LCD Module and Inverter Board	207
4.22 CMOS Board and MIC	212
4.23 Hinge Saddle	213
4.24 CRT Board	214
4.25 USB Board	216
4.26 FM Jack	217
4.27 Bluetooth Card	218
Appendix	220
Appendix A Handling the LCD Module	220
Precautions for handling the LCD module	220
Appendix B Board Layout	225
B.1 System Board Top View	225
B.2 System Board Bottom View	226
Appendix C Pin Assignments	229
C.1 JFAN	229
C.2 JFM	229
C.3 JLVDS	229
C.4 JCRT	230
C.5 JHDMI	230
C.6 JHDD0	231
C.7 JHDD2	231
C.8 JODD	232
C.9 JESATA	232
C.10 JBT	233
C.11 JFP	233
C.12 JFEL	233
C.13 JCAM	233
C.14 JWLAN	234
C.15 JNAND	235
C.16 JEXP	236
C.17 JLAN	236
C.18 JLED	236
C.19 JGPS	237
C.20 JDDRL, JPDDRH	238
C.21 JMIC	241
C.22 JTV	241
C.23 JLINE	241
C.24 JKB	242
C.25 JUSB	242
C.26 JUSBB	243
C.27 JCS	243
C.28 JPOWER	243
C.29 JREAD	244
C.30 JVGA	244
C.31 JEXMIC	248
C.32 J1394	248
C.33 JP34	249
C.34 J3GSIM	249
C.35 JSPKL	249
C.36 JSPKR	249
C.37 JP35	250
C.38 JTOUCH	250
Appendix D Keyboard Scan/Character Codes	251
Appendix E Key Layout	259
Appendix F Series Screw Torque List (KTKAA)	276

Match case Limit results 1 per page

163

164

EC_SMB_DA2

165

1.8VS

166

VGA_ENBKL

167

1.8VS

168

+5VALW

169

1.8VS

170

171

1.8VS

172

+3VS

173

1.8VS

174

+3VS

175

1.8VS

176

177

1.8VS

178

+1.8VS

179

1.8VS

180

+1.8VS

181

1.8VS

182

+1.8VS

183

1.8VS

184

+1.8VS

185

1.8VS

186

+1.8VS

187

1.8VS

188

189

1.8VS

190

B+

191

1.8VS

192

B+

193

1.8VS

194

B+

195

1.8VS

196

B+

197

1.8VS

198

B+

199

1.8VS

200

B+

C.31 JEXMIC

Table C-31 EXMIC connector pin assignments (5P-pin)

Pin No.

Signal name

I/O

Pin No.

Signal Name

I/O

GND

MIC1_L

MIC1_R

MIC_SENSE

GND

C.32 J1394

Table C-32 1394 connector pin assignments (8P-pin)

Pin No.

Signal name

I/O

Pin No.

Signal Name

I/O

TPB-

TPB+

TPA-

TPA+

C-20

[CONFIDENTIAL]

Los Angeles 10/10G Maintenance Manual